package com.cy.api;

public class IntegerTest {
    public static void main(String[] args) {
        Integer n1 = 100;//Integer.valueOf(100)
        Integer n2 = 100;
        Integer n3 = 200;
        Integer n4 = 200;
        System.out.println(n1 == n2);
        System.out.println(n3 == n4);
    }//整数池的应用与思考，底层设计模式享元模式
}
